admin-fe/src/permission.js
2019-03-23 14:09:48 +00:00

62 lines
2.1 KiB
JavaScript

import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css'// progress bar style
import { getToken } from '@/utils/auth' // getToken from cookie
NProgress.configure({ showSpinner: false })// NProgress Configuration
// permission judge function
function hasPermission(roles, permissionRoles) {
if (roles.indexOf('admin') >= 0) return true // admin permission passed directly
if (!permissionRoles) return true
return roles.some(role => permissionRoles.indexOf(role) >= 0)
}
const whiteList = ['/login', '/auth-redirect']// no redirect whitelist
export const beforeEachRoute = (to, from, next) => {
NProgress.start() // start progress bar
if (getToken()) { // determine if there has token
/* has token*/
if (to.path === '/login') {
next({ path: '/' })
NProgress.done() // if current page is dashboard will not trigger afterEach hook, so manually handle it
} else {
if (store.getters.roles.length === 0) {
store.dispatch('GetUserInfo').then(res => {
const roles = res.data.rights.admin ? ['admin'] : []
store.dispatch('GenerateRoutes', { roles }).then(() => {
router.addRoutes(store.getters.addRouters)
next({ ...to, replace: true })
})
}).catch((err) => {
store.dispatch('FedLogOut').then(() => {
Message.error(err)
next({ path: '/' })
})
})
} else {
if (hasPermission(store.getters.roles, to.meta.roles)) {
next()
} else {
next({ path: '/401', replace: true, query: { noGoBack: true }})
}
}
}
} else {
/* has no token*/
if (whiteList.indexOf(to.path) !== -1) {
next()
} else {
next(`/login?redirect=${to.path}`)
NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
}
}
}
router.beforeEach(beforeEachRoute)
router.afterEach(() => {
NProgress.done() // finish progress bar
})